1/* 2 * quarterpel DSP functions 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21/** 22 * @file 23 * quarterpel DSP functions 24 */ 25 26#ifndef AVCODEC_QPELDSP_H 27#define AVCODEC_QPELDSP_H 28 29#include <stddef.h> 30#include <stdint.h> 31 32void ff_put_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride); 33void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride); 34void ff_put_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride); 35void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride); 36 37void ff_put_pixels8_l2_8(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, 38 int dst_stride, int src_stride1, int src_stride2, 39 int h); 40 41#define DEF_OLD_QPEL(name) \ 42 void ff_put_ ## name(uint8_t *dst /* align width (8 or 16) */, \ 43 uint8_t *src /* align 1 */, ptrdiff_t stride); \ 44 void ff_put_no_rnd_ ## name(uint8_t *dst /* align width (8 or 16) */, \ 45 uint8_t *src /* align 1 */, ptrdiff_t stride); \ 46 void ff_avg_ ## name(uint8_t *dst /* align width (8 or 16) */, \ 47 uint8_t *src /* align 1 */, ptrdiff_t stride); 48 49DEF_OLD_QPEL(qpel16_mc11_old_c) 50DEF_OLD_QPEL(qpel16_mc31_old_c) 51DEF_OLD_QPEL(qpel16_mc12_old_c) 52DEF_OLD_QPEL(qpel16_mc32_old_c) 53DEF_OLD_QPEL(qpel16_mc13_old_c) 54DEF_OLD_QPEL(qpel16_mc33_old_c) 55DEF_OLD_QPEL(qpel8_mc11_old_c) 56DEF_OLD_QPEL(qpel8_mc31_old_c) 57DEF_OLD_QPEL(qpel8_mc12_old_c) 58DEF_OLD_QPEL(qpel8_mc32_old_c) 59DEF_OLD_QPEL(qpel8_mc13_old_c) 60DEF_OLD_QPEL(qpel8_mc33_old_c) 61 62typedef void (*qpel_mc_func)(uint8_t *dst /* align width (8 or 16) */, 63 uint8_t *src /* align 1 */, ptrdiff_t stride); 64 65/** 66 * quarterpel DSP context 67 */ 68typedef struct QpelDSPContext { 69 qpel_mc_func put_qpel_pixels_tab[2][16]; 70 qpel_mc_func avg_qpel_pixels_tab[2][16]; 71 qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16]; 72} QpelDSPContext; 73 74void ff_qpeldsp_init(QpelDSPContext *c); 75 76void ff_qpeldsp_init_x86(QpelDSPContext *c); 77 78#endif /* AVCODEC_QPELDSP_H */ 79